Temnothorax mexicanus (Mackay, 2000)
Leptothorax (Myrafant) mexicanus Mackay, 2000: 369–373 .
L. mexicanus: Bolton 2003 (transferred to Temnothorax Mayr)
Paratypes: MEXICO: COAHUILA: 16 km E San Antonio, 20/V/1988, W. Mackay coll. // Collected under rock (2 workers; 5 ♂♂; 1♀) .
Conservation status: Complete, well preserved.
Note: This material was donated to the IEXA by William P. Mackay years after its description.